Home / 109,216.37-163,835.72-41,805.03

Finding the Fourth Proportional to 109,216.37, 163,835.72 and 41,805.03

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Solution

The fourth proportional to 109,216.37, 163,835.72 and 41,805.03 is: 62,711.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,216.37 : 163,835.72 = 41,805.03 : x
  2. Step 2: Convert to fraction form
    109,216.37/163,835.72 = 41,805.03/x
  3. Step 3: Cross multiply
    109,216.37x = 163,835.72 × 41,805.03
  4. Step 4: Simplify right side
    109,216.37x = 6,849,156,980.65
  5. Step 5: Solve for x
    x = 6,849,156,980.65/109,216.37
  6. Step 6: Final answer
    x = 62,711.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.